In lots of places you want to know how many rows were affected by a SQL statement
Many DB’s have a way to do this but its not exposed by Xojo so you have to do it for yourself
mySQL : after a query do select row_count()
MS Sql : : after a query do select @@rowcount
PostgreSQL : after a query do GET DIAGNOSTICS v_RowCountInt = ROW_COUNT
SQLite : after a query do select changes()